Flexprice vs Ubersmith

Flexprice provides usage metering, pricing logic, and invoice generation for AI and SaaS teams. Usage events can arrive through a REST API, SDKs, or direct Kafka integration, with deduplication, idempotency keys, and exactly-once aggregation across time windows. Its pricing engine supports flat, per-seat, graduated, tiered, volume-based, credit-pack, and minimum-commitment models configured in the UI. Invoice generation covers proration, mid-cycle plan changes, multiple currencies, tax line items, PDF delivery, payment collection through Stripe or Braintree, and dunning. Listed integrations include Stripe, Salesforce, HubSpot, Segment, AWS, GCP, Kafka, Snowflake, dbt, Postgres, Slack, and Zapier. The free Developer plan includes up to 100,000 events per month, one pricing plan, and 14-day data retention. Growth costs $299 a month and allows up to 5,000,000 events per month; additional events cost $0.06 per 10K. Flexprice is available via API and web.

Ubersmith is a platform for operators selling digital infrastructure, including cloud, hosting, data center, telco/ISP, and managed services. It combines subscription, usage-based, hybrid, and one-time billing with invoicing and payment collection. Operational tools include quotes, orders, ticketing, reports, a customer portal, device monitoring, and infrastructure alerts. Integrations cover more than 60 credit-card gateways, PayPal, ACH, QuickBooks Online/Desktop, SureTax, AWS, OnApp, CloudStack, cPanel, VMware, Virtuozzo, SolusVM, and PowerDNS. Duo Security, Active Directory, and LDAP support authentication workflows. APIs and an SDK support custom plugins. Ubersmith offers hosted and self-hosted deployment, with web and API access; self-hosted customers can install or upgrade through a self-service installer. Pricing is on request, and a trial follows a discovery call. It was founded in 2002 and is headquartered in New York City.